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Active Directory (AD) L4 Engineer / SME

Experience : 7 to 14 Years

Location : Flexible / As per project requirement

Role Summary : Key Responsibilities :

- Manage and support large-scale enterprise Active Directory environments.

- Perform administration of:

- Active Directory Domain Services (AD DS)

- Group Policy Management

- DNS, DHCP

- LDAP and Kerberos authentication

- Handle AD replication, trust relationships, FSMO roles, and domain controller management.

- Lead troubleshooting and root cause analysis for complex AD and authentication issues.

- Implement and manage:

- Azure AD / Hybrid Identity

- Azure AD Connect

- Single Sign-On (SSO)

- Multi-Factor Authentication (MFA)

- Perform AD hardening, security reviews, and privilege access governance.





- Manage identity lifecycle processes and access controls.

- Support disaster recovery, backup, restoration, and failover activities for AD infrastructure.

- Prepare technical documentation, SOPs, and knowledge transfer sessions.

- Participate in audits, compliance activities, and change management processes.

- Provide L4 escalation support and mentor L2/L3 engineers.

Required Skills :

- Solid hands-on expertise in:

- Windows Server 2016/2019/2022

- Active Directory Administration

- Group Policy (GPO)

- DNS & DHCP

- PowerShell scripting and automation

- Experience with:

- Azure AD / Entra ID

- Azure AD Connect

- Hybrid Identity Management

- SSO & MFA solutions

- Identity and Access Management (IAM)

- Knowledge of AD security best practices and hardening.

- Experience in incident, problem, and change management processes.

- Good understanding of virtualization and cloud platforms.

📌 Sr Manager - IT Operations & Infrastructure (Pune)
🏢 Tata Communications
📍 Pune